28410480

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{1879}}^1$

素因数の和:1908

約数の個数: 160

約数和(自身を含む): 111897600

約数和(自身を除く): 83487120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1879, 1890, 2160, 2520, 3024, 3758, 3780, 5040, 5637, 7516, 7560, 9395, 11274, 13153, 15032, 15120, 16911, 18790, 22548, 26306, 28185, 30064, 33822, 37580, 39459, 45096, 50733, 52612, 56370, 65765, 67644, 75160, 78918, 84555, 90192, 101466, 105224, 112740, 118377, 131530, 135288, 150320, 157836, 169110, 197295, 202932, 210448, 225480, 236754, 253665, 263060, 270576, 315672, 338220, 355131, 394590, 405864, 450960, 473508, 507330, 526120, 591885, 631344, 676440, 710262, 789180, 811728, 947016, 1014660, 1052240, 1183770, 1352880, 1420524, 1578360, 1775655, 1894032, 2029320, 2367540, 2841048, 3156720, 3551310, 4058640, 4735080, 5682096, 7102620, 9470160, 14205240, 28410480]

約数ペア:

[(1, 28410480), (2, 14205240), (3, 9470160), (4, 7102620), (5, 5682096), (6, 4735080), (7, 4058640), (8, 3551310), (9, 3156720), (10, 2841048), (12, 2367540), (14, 2029320), (15, 1894032), (16, 1775655), (18, 1578360), (20, 1420524), (21, 1352880), (24, 1183770), (27, 1052240), (28, 1014660), (30, 947016), (35, 811728), (36, 789180), (40, 710262), (42, 676440), (45, 631344), (48, 591885), (54, 526120), (56, 507330), (60, 473508), (63, 450960), (70, 405864), (72, 394590), (80, 355131), (84, 338220), (90, 315672), (105, 270576), (108, 263060), (112, 253665), (120, 236754), (126, 225480), (135, 210448), (140, 202932), (144, 197295), (168, 169110), (180, 157836), (189, 150320), (210, 135288), (216, 131530), (240, 118377), (252, 112740), (270, 105224), (280, 101466), (315, 90192), (336, 84555), (360, 78918), (378, 75160), (420, 67644), (432, 65765), (504, 56370), (540, 52612), (560, 50733), (630, 45096), (720, 39459), (756, 37580), (840, 33822), (945, 30064), (1008, 28185), (1080, 26306), (1260, 22548), (1512, 18790), (1680, 16911), (1879, 15120), (1890, 15032), (2160, 13153), (2520, 11274), (3024, 9395), (3758, 7560), (3780, 7516), (5040, 5637)]